Home / 74,945,656.20-112,250,522.70-61,508,728.20

Finding the Fourth Proportional to 74,945,656.20, 112,250,522.70 and 61,508,728.20

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Solution

The fourth proportional to 74,945,656.20, 112,250,522.70 and 61,508,728.20 is: 92,125,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,945,656.20 : 112,250,522.70 = 61,508,728.20 : x
  2. Step 2: Convert to fraction form
    74,945,656.20/112,250,522.70 = 61,508,728.20/x
  3. Step 3: Cross multiply
    74,945,656.20x = 112,250,522.70 × 61,508,728.20
  4. Step 4: Simplify right side
    74,945,656.20x = 6,904,386,891,062,231
  5. Step 5: Solve for x
    x = 6,904,386,891,062,231/74,945,656.20
  6. Step 6: Final answer
    x = 92,125,244.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.